Home / 106,456.32-146,907.12-58,708.80

Finding the Fourth Proportional to 106,456.32, 146,907.12 and 58,708.80

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Solution

The fourth proportional to 106,456.32, 146,907.12 and 58,708.80 is: 81,016.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,456.32 : 146,907.12 = 58,708.80 : x
  2. Step 2: Convert to fraction form
    106,456.32/146,907.12 = 58,708.80/x
  3. Step 3: Cross multiply
    106,456.32x = 146,907.12 × 58,708.80
  4. Step 4: Simplify right side
    106,456.32x = 8,624,740,726.66
  5. Step 5: Solve for x
    x = 8,624,740,726.66/106,456.32
  6. Step 6: Final answer
    x = 81,016.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.